/*
 * Copyright 2018 Alfresco, Inc. and/or its affiliates.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *       http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.activiti.core.common.spring.security;

import org.springframework.security.core.GrantedAuthority;

import java.util.Collection;
import java.util.List;

public class SimpleGrantedAuthoritiesRolesMapper extends AbstractSimpleGrantedAuthoritiesMapper 
                                                 implements GrantedAuthoritiesRolesMapper {
    private final String prefix;
    
    public SimpleGrantedAuthoritiesRolesMapper() {
        this("ROLE_");
    }
    
    public SimpleGrantedAuthoritiesRolesMapper(String prefix) {
        this.prefix = prefix;
    }
    
    @Override
    public List<String> getRoles(Collection<? extends GrantedAuthority> authorities) {
        return getAuthoritesFilteredByPrefix(authorities, prefix);
    }
}